53810000

素因数分解:

$2^4\times 5^4\times {\mathrm{5381}}^1$

素因数の和:5409

約数の個数: 50

約数和(自身を含む): 130303602

約数和(自身を除く): 76493602

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 5381, 10000, 10762, 21524, 26905, 43048, 53810, 86096, 107620, 134525, 215240, 269050, 430480, 538100, 672625, 1076200, 1345250, 2152400, 2690500, 3363125, 5381000, 6726250, 10762000, 13452500, 26905000, 53810000]

約数ペア:

[(1, 53810000), (2, 26905000), (4, 13452500), (5, 10762000), (8, 6726250), (10, 5381000), (16, 3363125), (20, 2690500), (25, 2152400), (40, 1345250), (50, 1076200), (80, 672625), (100, 538100), (125, 430480), (200, 269050), (250, 215240), (400, 134525), (500, 107620), (625, 86096), (1000, 53810), (1250, 43048), (2000, 26905), (2500, 21524), (5000, 10762), (5381, 10000)]